11198480

素因数分解:

$2^4\times 5^1\times {\mathrm{139981}}^1$

素因数の和:139994

約数の個数: 20

約数和(自身を含む): 26036652

約数和(自身を除く): 14838172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139981, 279962, 559924, 699905, 1119848, 1399810, 2239696, 2799620, 5599240, 11198480]

約数ペア:

[(1, 11198480), (2, 5599240), (4, 2799620), (5, 2239696), (8, 1399810), (10, 1119848), (16, 699905), (20, 559924), (40, 279962), (80, 139981)]